diff --git a/gradle.properties b/gradle.properties
index c77d44d0b..2f126092d 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,6 +3,6 @@ org.gradle.caching=true
 org.gradle.configureOnDemand=true
 org.gradle.daemon=false
 # More memory needed by daemon in UI tests; also, see https://github.com/gradle/gradle/issues/19750 for MaxMetaspaceSize
-org.gradle.jvmargs=-Xmx3g -XX:MaxMetaspaceSize=512m
+org.gradle.jvmargs=-Xmx3g -XX:MaxMetaspaceSize=256m
 org.gradle.parallel=true
 org.jetbrains.intellij.platform.buildFeature.selfUpdateCheck=false